U.S History Timeline By EBH Period: Jul 3, 1492 to Aug 12, 1492 The Discovery of America by Christopher Columbus Period: May 24, 1607 to May 24, 1607 The Settlement of Jamestown Period: May 28, 1754 to Feb 10, 1763 The French and Indian War Period: Dec 16, 1773 to Dec 16, 1773 The Boston Tea Party Period: Apr 19, 1775 to Apr 19, 1775 The Battle of Lexington and Concord Period: Jul 4, 1776 to Jul 4, 1776 The Declaration of Independence Period: Sep 28, 1781 to Sep 28, 1781 The Battle of Yorktown Period: May 27, 1787 to Sep 17, 1787 The Constitutional Convention Period: Oct 28, 1793 to 1807 The Invention of the Cotton Gin Period: Jun 8, 1798 to Jun 8, 1798 The Alien and Sedition Acts Period: Apr 30, 1803 to Apr 30, 1803 The Louisianan Purchase Period: Jun 18, 1812 to Mar 23, 1815 The War of 1812 Period: Mar 3, 1820 to Mar 3, 1820 The Missouri Compromise Period: Oct 31, 1828 to Dec 2, 1828 Andrew Jackson's Election Period: 1837 to 1837 The Invention of the Telegraph Period: 1837 to 1843 The Panic of 1837 Period: 1838 to 1839 The Trail of Tears Period: Apr 25, 1846 to Feb 2, 1848 The Mexican-American War Period: Jan 29, 1850 to Jan 29, 1850 The Compromise of 1850 Period: Apr 12, 1861 to Apr 14, 1861 The Firing on Fort Sumter Period: Sep 22, 1862 to Jan 1, 1863 The Emancipation Proclamation Period: 1863 to 1868 The Organization of the Standard Oil Trust Period: 1865 to 1870 The 13th, 14th, and 15th Amendments Period: Apr 9, 1865 to Apr 9, 1865 Surrender at Appomattox Courthouse Period: Apr 15, 1865 to Apr 15, 1865 The Assassination of Abraham Lincoln Period: Feb 24, 1868 to Feb 24, 1868 Andrew Johnson's Impeachment Period: Mar 10, 1876 to Dec 17, 1903 Invention of the Electric Light, Telephone, and Airplane Period: Jun 30, 1892 to Nov 20, 1892 The Pullman and Homestead Strikes Period: Apr 25, 1898 to Aug 12, 1898 The Spanish American-War Period: Apr 14, 1901 to Apr 14, 1901 Theodore Roosevelt Becomes President